fixed up git ignore

dist/xchart-1.0.0.jar

javadoc/allclasses-frame.html

javadoc/allclasses-noframe.html

javadoc/com/xeiam/examples/BitmapChart.html

javadoc/com/xeiam/examples/SwingChart.html

javadoc/com/xeiam/examples/SwingChart2.html

javadoc/com/xeiam/examples/SwingChart3.html

javadoc/com/xeiam/examples/SwingChart4.html

javadoc/com/xeiam/examples/SwingChart5.html

javadoc/com/xeiam/examples/class-use/BitmapChart.html

javadoc/com/xeiam/examples/class-use/SwingChart.html

javadoc/com/xeiam/examples/class-use/SwingChart2.html

javadoc/com/xeiam/examples/class-use/SwingChart3.html

javadoc/com/xeiam/examples/class-use/SwingChart4.html

javadoc/com/xeiam/examples/class-use/SwingChart5.html

javadoc/com/xeiam/examples/package-frame.html

javadoc/com/xeiam/examples/package-summary.html

javadoc/com/xeiam/examples/package-tree.html

javadoc/com/xeiam/examples/package-use.html

javadoc/com/xeiam/swing/ButtonDemo.html